:root {
  --bg: #f3f6fb;
  --panel: #ffffff;
  --text: #17212f;
  --muted: #617289;
  --line: #d7e0ea;
  --brand: #0c4a8a;
  --brand-2: #1d74c6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Noto Sans KR", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #eef3f8 0%, #f8fbff 100%);
}

body.ide-page-expanded {
  overflow: hidden;
}

.login-body { display: grid; min-height: 100vh; place-items: center; }
.login-wrap { width: min(92vw, 420px); }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; box-shadow: 0 16px 45px rgba(30, 57, 95, .08); }
.login-card h1 { margin: 0 0 6px; }
.login-card p { margin: 0 0 16px; color: var(--muted); }
.login-error {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #fef3f2;
  color: #b42318;
  border: 1px solid #fecdca;
  font-size: 13px;
}

label { display: block; margin: 12px 0 6px; font-size: 14px; color: var(--muted); }
input, select, button {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  font-size: 14px;
}

button {
  margin-top: 12px;
  background: var(--brand);
  color: #fff;
  border: none;
  cursor: pointer;
}

button:hover { background: var(--brand-2); }

.shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar { background: #0d223c; color: #c4d5ed; padding: 18px 14px; }
.brand { color: #fff; font-weight: 700; margin-bottom: 20px; font-size: 18px; }
.sidebar nav { display: grid; gap: 8px; }
.sidebar a {
  color: #c4d5ed;
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
}
.nav-parent {
  text-align: left;
  margin-top: 0;
  background: transparent;
  color: #c4d5ed;
  border: 1px solid transparent;
  padding: 8px 10px;
}
.nav-parent:hover { background: rgba(255, 255, 255, .12); }
.sub-nav {
  display: none;
  gap: 6px;
  margin-left: 6px;
  border-left: 1px solid rgba(255, 255, 255, .2);
  padding-left: 8px;
}
.sub-nav.open { display: grid; }
.sub-nav a { font-size: 13px; }
.sidebar a:hover,
.sidebar a.active {
  background: rgba(255, 255, 255, .12);
  color: #fff;
}

.content { padding: 24px; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 18px;
}
.topbar h1 { margin: 0; font-size: 24px; }
.topbar p { margin: 4px 0 0; color: var(--muted); }

.user-menu-wrap { position: relative; }
.user-icon-btn {
  width: 44px;
  height: 44px;
  margin-top: 0;
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}
.user-icon-btn:hover { background: #f4f8ff; }
.user-icon { font-size: 20px; line-height: 1; }

.user-menu {
  position: absolute;
  right: 0;
  top: 52px;
  z-index: 20;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 18px 36px rgba(24, 49, 83, .15);
  padding: 8px;
}

.user-meta {
  font-size: 12px;
  color: var(--muted);
  padding: 8px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 6px;
}

.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  text-decoration: none;
  margin-top: 0;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
}

.menu-item:hover { background: #f3f8ff; }
.menu-item.link { color: var(--text); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
}

.card h3 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.card p { margin: 0; font-weight: 700; font-size: 18px; }
.panel h2 { margin: 0 0 10px; font-size: 17px; }
.muted { color: var(--muted); font-size: 13px; }

.chat-log {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fbff;
  min-height: 180px;
  max-height: 340px;
  overflow: auto;
  padding: 12px;
}

.msg { margin-bottom: 10px; }
.msg b { color: var(--brand); }
.chat-form { display: grid; grid-template-columns: 1fr 110px; gap: 8px; margin-top: 10px; }
.stack-form { display: grid; gap: 8px; max-width: 560px; }
.inline-form { display: grid; grid-template-columns: 180px 220px 140px 130px; gap: 8px; margin-bottom: 10px; }
.tools-filter-form { grid-template-columns: 1fr 180px 120px; }
.tools-import-form { grid-template-columns: 1fr 160px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { border-bottom: 1px solid var(--line); text-align: left; padding: 8px; vertical-align: top; }
td select { width: auto; min-width: 130px; }

.action-btn {
  margin-top: 0;
  width: auto;
  padding: 6px 9px;
  font-size: 12px;
  border-radius: 8px;
}

.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  width: auto;
}

.danger { background: #b42318; color: #fff; }
.danger:hover { background: #912018; }

.ide-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.ide-head .ghost {
  margin-top: 0;
}

.ide-frame-wrap {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  min-height: 70vh;
}

#view-ide.ide-view-expanded {
  position: fixed;
  inset: 0;
  z-index: 1200;
  margin: 0;
  border: 0;
  border-radius: 0;
  padding: 12px 14px;
  background: #fff;
}

#ide-frame {
  width: 100%;
  min-height: 70vh;
  border: 0;
  background: #fff;
}

#view-ide.ide-view-expanded #ide-frame {
  min-height: calc(100vh - 100px);
}

#view-ide.ide-view-expanded .ide-frame-wrap {
  min-height: calc(100vh - 100px);
}

.security-list {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 13px;
}

.policy-template {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #f7fbff;
  white-space: pre-wrap;
  font-size: 12px;
}

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .cards { grid-template-columns: 1fr; }
  .content { padding: 14px; }
  .inline-form { grid-template-columns: 1fr; }
  .chat-form { grid-template-columns: 1fr; }
  .topbar { align-items: center; }
}